{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STM32F439BIT6","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STM32F439BIT6","canonicalUrl":"https://icboms.com/stmicroelectronics/STM32F439BIT6","factsUrl":"https://icboms.com/api/mcp/products/STM32F439BIT6","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics STM32F4 series, 32-bit ARM Cortex-M4 single-core MCU, 180MHz, 2MB Flash, 256KB RAM, 168 I/O, 208-lead LQFP (28×28mm) tray, 1.8–3.6V supply, -40°C to 85°C.","salesMarkdown":"## Industrial temperature range and package constraints ## Lifecycle — verify before long-run commitment The evidence carries a lifecycle stage of 'eol_hot' alongside an 'Active' product status. This unresolved flag means a sourcing buyer must verify current factory support.","metaTitle":"ST STM32F439BIT6 ARM Cortex-M4 MCU, 180MHz, 2MB Flash","metaDescription":"STM32F439BIT6 32-bit MCU, 180MHz, 2MB Flash, 256KB RAM, 168 I/O, 208-LQFP, -40°C to 85°C. Sourced to order; verify lifecycle before long-run BOM commit.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Speed":"180MHz","title":"STM32F439BIT6","Series":"STM32F4","Package":"Tray","RAM Size":"256K x 8","Core Size":"32-Bit Single-Core","Peripherals":"Brown-out Detect/Reset, DMA, I²S, LCD, POR, PWM, WDT","Connectivity":"CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, SPI, UART/USART, USB OTG","Mounting Type":"Surface Mount","Number of I/O":"168","Core Processor":"ARM® Cortex®-M4","Package / Case":"208-LQFP","Data Converters":"A/D 24x12b; D/A 2x12b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Base Product Number":"STM32F439","Program Memory Size":"2MB (2M x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"208-LQFP (28x28)","Voltage - Supply (Vcc/Vdd)":"1.8V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$22.6300","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/7ccff475f92d57ddcb2c7509216e5655.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STM32F439BIT6/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to STM32F439BIT6?","answer":"Within the STM32F439 series, the STM32F439VIT6 is the same die in a 100-lead LQFP with fewer I/O. For a full 208-lead pin-compatible replacement, the STM32F439NI (176-lead) or STM32F439AI (176-lead) share the core but differ in package and I/O count — verify the specific pinout against your layout."},{"question":"What is the operating temperature range of STM32F439BIT6?","answer":"The operating temperature range is -40°C to 85°C, suitable for industrial and outdoor telecom environments."},{"question":"What is STM32F439BIT6's core speed?","answer":"The core runs at 180 MHz, giving it DSP-class headroom for real-time control loops and audio processing."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STM32F439BIT6","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STM32F439BIT6 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T18:03:28.771Z","lastPublished":"2026-07-22T18:03:28.771Z","indexable":true}}